Wardman M, Chintakayala P, Heywood C. The valuation and demand impacts of the worthwhile use of travel time with specific reference to the digital revolution and endogeneity. Transportation. 2019 Oct 23;47:1515-40. doi: 10.1007/s11116-019-10059-x
Batley R, Bates J, Bliemer M, Borjesson M, Bourdon J, Cabral MO, Chintakayala P, Choudhury C, Daly A, Dekker T, Drivyla E, Fowkes T, Hess S, Heywood C, Johnson D, Laird J, Mackie P, Parkin J, Sanders S, Sheldon R, Wardman M, Worsley T. New appraisal values of travel time saving and reliability in Great Britain. Transportation. 2019 Jun;46:583-621. doi: 10.1007/s11116-017-9798-7
Margulis AV, Houben E, Hallas J, Overbeek JA, Pottegard A, Torp-Pedersen T, Perez-Gutthann S, Arana A. Ophthalmic nepafenac use in the Netherlands and Denmark. Acta Ophthalmol. 2017 Aug;95(5):509-17. doi: 10.1111/aos.13468
Bristow AL, Wardman M, Chintakayala VPK. International meta-analysis of stated preference studies of transportation noise nuisance. Transportation. 2015;42:71-100. doi: 10.1007/s11116-014-9527-4